Handheld vacuum cleaner



FIG. 1 is a front elevational view of a handheld vacuum cleaner of the present application, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top, front, right side perspective view thereof.

The broken lines shown in the drawings depict portions of the handheld vacuum cleaner that form no part of the claimed design. 

CLAIM The ornamental design for a handheld vacuum cleaner, as shown and described. 